solve(a, b, ...)## S3 method for class 'ANY,missing':
solve(a, b)
## S3 method for class 'madness,missing':
solve(a, b)
## S3 method for class 'madness,madness':
solve(a, b)
## S3 method for class 'madness,array':
solve(a, b)
## S3 method for class 'madness,ANY':
solve(a, b)
## S3 method for class 'array,madness':
solve(a, b)
## S3 method for class 'ANY,madness':
solve(a, b)
madness object or matrix value.